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AstDyS ∴ Objects ∴ 1998SR144 ∴ Summary
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(28140) 1998SR144  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.29368 6.14e-09 au
e 0.075589 4.019e-08
i 6.874 4.328e-06 deg
Ω 194.628 2.206e-05 deg
ω 353.155 2.879e-05 deg
M 319.705 1.882e-05 deg

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Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1203 au
Aphelion 2.4671 au
Asc. node-Earth separation 1.12117 au
Desc. node-Earth separation 1.46707 au
Earth MOID 1.12109 au
Orbital period 1268.81 days
Date of orbit computation  feb 22 01:56
Observational summary
Optical observations (Discarded) 2759 (24)
Radar observations (Discarded) 0 (0)
Arc length 11811 days
Unobserved 77 days

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Ephemeris at epoch 60419 MJD
Right Ascension 120.772 deg
Declination 14.5806 deg
V Magnitude 18.9 mag
Solar Elongation -90.74 deg
Galactic Latitude 22.32 deg
Rate 0.306 deg/day
Direction 89.66 deg

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